BR112012021554A2 - rfid system with eddy current trap - Google Patents

rfid system with eddy current trap

Info

Publication number
BR112012021554A2
BR112012021554A2 BR112012021554A BR112012021554A BR112012021554A2 BR 112012021554 A2 BR112012021554 A2 BR 112012021554A2 BR 112012021554 A BR112012021554 A BR 112012021554A BR 112012021554 A BR112012021554 A BR 112012021554A BR 112012021554 A2 BR112012021554 A2 BR 112012021554A2
Authority
BR
Brazil
Prior art keywords
eddy current
antenna array
current trap
rfid system
rfid
Prior art date
Application number
BR112012021554A
Other languages
Portuguese (pt)
Inventor
David Blumberg
James J Dattolo
Original Assignee
Deka Products Lp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Deka Products Lp filed Critical Deka Products Lp
Publication of BR112012021554A2 publication Critical patent/BR112012021554A2/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00—Apparatus for making beverages
    • A47J31/40—Beverage-making apparatus with dispensing means for adding a measured quantity of ingredients, e.g. coffee, water, sugar, cocoa, milk, tea
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
    • H01Q1/2216—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in interrogator/reader equipment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • H01Q15/0086—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices having materials with a synthesized negative refractive index, e.g. metamaterials or left-handed materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic

Abstract

sistema rfid com rmadilha para correntes parasitas. a presente invenção refere-se a um conjunto de antenas rfid, configurado para ser energizado com um sinal de transportador, é descrito. o conjunto de antenas rfid inclui um componente induivo incluindo um conjunto de antenas em loop, pelo menos um componente capacitivo acoplado ao componente indutivo, e uma armadilha para correntes parasitas posicionada em uma distância pré-determinada do conjunto de antenas em loop.rfid system with eddy current trap. The present invention relates to an RFID antenna array, configured to be energized with a carrier signal, is described. The RFID antenna array includes an inductive component including a loop antenna array, at least one capacitive component coupled to the inductive component, and an eddy current trap positioned at a predetermined distance from the loop antenna array.

BR112012021554A 2010-02-26 2011-02-25 rfid system with eddy current trap BR112012021554A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US30865510P 2010-02-26 2010-02-26
PCT/US2011/026274 WO2011106666A1 (en) 2010-02-26 2011-02-25 Rfid system with an eddy current trap

Publications (1)

Publication Number Publication Date
BR112012021554A2 true BR112012021554A2 (en) 2016-08-16

Family

ID=44307206

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012021554A BR112012021554A2 (en) 2010-02-26 2011-02-25 rfid system with eddy current trap

Country Status (10)

Country Link
US (4) US9270010B2 (en)
EP (1) EP2539961B1 (en)
JP (2) JP5744921B2 (en)
CN (1) CN102918706A (en)
AU (1) AU2011220486B2 (en)
BR (1) BR112012021554A2 (en)
MX (1) MX2012009873A (en)
RU (1) RU2012141046A (en)
WO (1) WO2011106666A1 (en)
ZA (1) ZA201206191B (en)

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Also Published As

Publication number Publication date
US10333224B2 (en) 2019-06-25
US11031693B2 (en) 2021-06-08
AU2011220486A1 (en) 2012-08-16
US20160172759A1 (en) 2016-06-16
AU2011220486B2 (en) 2015-11-12
JP2015181241A (en) 2015-10-15
US9270010B2 (en) 2016-02-23
RU2012141046A (en) 2014-04-10
US9614285B2 (en) 2017-04-04
US20170207536A1 (en) 2017-07-20
US20190312353A1 (en) 2019-10-10
JP2013521676A (en) 2013-06-10
EP2539961A1 (en) 2013-01-02
ZA201206191B (en) 2013-04-24
EP2539961B1 (en) 2016-06-29
MX2012009873A (en) 2012-10-01
JP5744921B2 (en) 2015-07-08
CN102918706A (en) 2013-02-06
US20110205134A1 (en) 2011-08-25
WO2011106666A1 (en) 2011-09-01

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B08F Application fees: application dismissed [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2450 DE 19-12-2017 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.

B350 Update of information on the portal [chapter 15.35 patent gazette]